Home / 3,260.08-4,498.76-1,862.80

Finding the Fourth Proportional to 3,260.08, 4,498.76 and 1,862.80

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Solution

The fourth proportional to 3,260.08, 4,498.76 and 1,862.80 is: 2,570.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.08 : 4,498.76 = 1,862.80 : x
  2. Step 2: Convert to fraction form
    3,260.08/4,498.76 = 1,862.80/x
  3. Step 3: Cross multiply
    3,260.08x = 4,498.76 × 1,862.80
  4. Step 4: Simplify right side
    3,260.08x = 8,380,290.13
  5. Step 5: Solve for x
    x = 8,380,290.13/3,260.08
  6. Step 6: Final answer
    x = 2,570.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.